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KBU4A THRU KBU4M
Features
* Low Forward Voltage Drop, High Current Capability * Surge Overload Rating to 200A Peak * Ideal for Printed Circuit Board Applications * Case to Terminal Isolation Voltage 1500V * Plastic Material - UL Flammability Classification Rating 94V-0
CURRENT 4.0 Amperes VOLTAGE 50 to 1000 Volts
A C B D K L M
J
~~+
E
N P
Mechanical Data
H
G
* Case : Molded Plastic * Terminals : Plated Leads Solderable per MIL-STD-202, Method 208 * Polarity : As Marked on Case * Mounting : Through Hole for #6 Screw * Mounting Torque : 5.0 Inch-pounds Maximum * Weight : 8.0 grams (approx.) * Marking : Type Number
Dim A B C D E G H
KBU Min Max Dim Min J 22.70 23.70 25.40 3.80 4.10 K 16.80 4.20 4.70 L M 1.70 2.20 6.60 N 4.70 10.30 11.30 4.50 6.80 P 1.20 4.80 5.80 A ll Dimens ions in mm
Max 19.30 17.80 7.10 5.20 1.30
Maximum Ratings And Electrical Characteristics
(Ratings at 25E ambient temperature unless otherwise specified, Single phase, half wave 60Hz, resistive or inductive load. For capacitive load, derate by 20%)
Symbols
Peak Repetitive Reverse voltage Working Peak Reverse voltage DC Blocking voltage RMS Reverse voltage Average Rectified Output Current @ TC=100E VRMM VRWM VR VRMS Io IFSM VFM IRM I2t Re JA Tj TSTG
KBU 4A
50 35
KBU 4B
100 70
KBU 4D
200 140
KBU 4G
400 280 4.0 200 1.0 10 1.0 166 6.3 -65 to +150
KBU 4J
600 420
KBU 4K
800 560
KBU 4M
1000 700
Units
Volts Volts Amps Amps Volts iA mA A2S E /W E
Non-Repetitive Peak Forward Surge Current, 8.3ms single half-sine-wave superimposed on rated load (JEDEC method) Forward voltage (per element) Peak Reverse Current at Rated DC Blocking voltage I2t Rating for Fusing (Note 2) Typical Thermal Resistance, Junction to Case (Note 1) Operating and Storage Temperature Range @ IF=2.0 A @ TC=25E @ TC=100E
Notes:
(1) Thermal resistance junction to case mounted on heat sink. (2) Non-repetitive, for t > 1.0ms and t < 8.3ms.
RATINGS AND CHARACTERISTIC CURVES KBU4A THRU KBU4M
I (A V ) A V E R AG EF WD R E C T IF IE D UR R E NT (A) , C 5
10
R es is tiveor Inductive load
4
I F , INS T ANTANE OUS F WD C UR R E NT (A)
1.0
3
2
0.1
1
T j = 25C P uls e Width = 300 s
0 25 50 75 100 125 150 T C ,C AS E E MP E RT UR E(C ) T A F ig. 1 F orward C urrent Derating C urve
0.01 0 0.4 0.8 0.2 0.6 1.0 1.2 V F , INS TANTANE OUS F WD V OLTAG E(V ) F ig. 2 Typical F orward C haracteris tics
T j = 25C f= 1 M hz
1.4
250
I F S M, P E AK F WD S UR G EC UR R E NT ( A)
200
150
J UNC T ION C AP IT AC ANC E (pF ) C, j
Tj = 150C S ingle Half ine- ave S W (J E DE C Method)
1000
100
100
50
0 1 10 NUMB E ROF C Y LE S AT 60Hz C F ig. 3 Max Non- epetitive S ur C urrent R ge
1000
10
100
0.1
1 10 V R , R E V E R S E OLTAG E(V ) V F ig. 4 Typical J unction C apacitance
100
I R, INS T ANEANTOUS R E V E R S C UR R E NT ) E ( A
100
10
T= 100C j
1.0
0.1
T= 25C j
0.01 0 20 40
60
80
100
120
140
P E R C E NT R AT E DPE AK R E V E R SV OLTAG E(%) OF E F ig. Ty ical R evers eC haracteris tics 5p

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